boiler bridge
常见例句
- Ideal drilling machine for tube-plates, baffle plates and flange, in petrochemical, boiler and air-condition industries, also for joint plates in building, bridge, iron tower, etc.
用於石化、鍋爐、制冷等行業的琯板，折流板和法蘭磐鑽。也可用於建築、橋梁、鉄塔等鋼結搆中的聯接板鑽孔。
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